Home / 2,224.57-3,335.72-743.26

Finding the Fourth Proportional to 2,224.57, 3,335.72 and 743.26

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Solution

The fourth proportional to 2,224.57, 3,335.72 and 743.26 is: 1,114.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.57 : 3,335.72 = 743.26 : x
  2. Step 2: Convert to fraction form
    2,224.57/3,335.72 = 743.26/x
  3. Step 3: Cross multiply
    2,224.57x = 3,335.72 × 743.26
  4. Step 4: Simplify right side
    2,224.57x = 2,479,297.98
  5. Step 5: Solve for x
    x = 2,479,297.98/2,224.57
  6. Step 6: Final answer
    x = 1,114.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.